6th Std Science Lesson Wise Questions in English – Part 1

6th Science Lesson 5 Questions in English

5. Living World of Animals

1. In which country’s bird park Penguins are kept in a big glass case with ice bergs?

1. India
2. China
3. Singapore
4. Malaysia

Explanation

In Jurong Birds Park, Singapore, Penguins are kept in a big glass case with ice bergs and temperature is maintained at 0° C and below.

2. Which of the following organism is not a unicellular?

1. Fish
2. Paramecium
3. Amoeba
4. Euglena

Explanation

Amoeba, Paramecium and Euglena are unicellular while, fish, frog, lizard, bird and man are multicellular.

3. Which statement is incorrect about unicellular organism?

1. Unicellular organisms are small, usually microscopic, cannot be seen with naked eye
2. Unicellular organisms are aquatic, simplest and most primitive of all animals
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Unicellular organisms are small, usually microscopic, cannot be seen with naked eye. They are aquatic, simplest and most primitive of all animals.

4. Which of the following activities are done by Amoeba?

1. Locomotion
2. Digestion
3. Respiration
4. All the above

Explanation

We know Amoeba is an unicellular organism It does all the activities like digestion, locomotion, respiration and reproduction.

5. Which of the following statement is incorrect?

1. Amoeba swallow food from the water and the food is digested in the food vacuole
2. Respiration is by simple diffusion through Contractile vacuoles
3. 1 alone
4. 2 alone
5. Both 1 and 2
6. None

Explanation

Amoeba swallows food from the water and the food is digested in the food vacuole. Contractile vacuoles help in excretion. Respiration is by simple diffusion through the body surface.

6. The term Pseudopodia means______

1. false foot
2. true foot
3. No foot
4. None

Explanation

Amoeba have finger-like structures called Pseudopodia, (false foot) which help in movement or locomotion.

7. The Paramecium moves with_____

1. Cilia
2. Flagellum
3. Pseudopodia
4. None

Explanation

Paramecium is also a unicellular organism which lives in water and move with the help of cilia.

8. Euglena moves with the help of____

1. Flagellum
2. Pseudopodia
3. Cilia
4. None

Explanation

Paramecium is also a unicellular organism which lives in water and move with the help of cilia. Euglena is an unicellular animal which moves with a flagellum.

9. Which of the following is correct about Unicellular Organisms?

1. They lack tissues, organs and organ systems
2. Growth occurs by an increase in the number of cells by cell division.
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Unicellular Organisms are made up of single cell. They lack tissues, organs and organ systems. Growth occurs by an increase in the size of the cell.

10. Which of the following is correct about Multicellular organism?

1. Multicellular Organisms are composed of tissues, organs and organ systems.
2. They are organisms are made up of many cells.
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Multicellular Organisms are organisms are made up of many cells. They are mostly large in size. They are composed of tissues, organs and organ systems.

11. Which of the following statement is incorrect?

1. Plants and animals develop special characteristics or features in their body in order to survive in their habitat
2. The presence of specific body features for certain habits which enable a plant or an animal to live in a particular habitat is called adaptation
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

A Living thing can survive in a particular habitat if its body is adapted to the conditions of that habitat. Plants and animals develop special characteristics or features in their body in order to survive in their habitat (the surroundings). The presence of specific body features for certain habits which enable a plant or an animal to live in a particular habitat is called adaptation.

12. Which of the following helps to move through the water easily?

1. Gills
2. Stream-lined body shape
3. limb
4. quadrupedal

Explanation

The head, trunk and tail of a fish merge to form a stream-lined shape. The streamlined body shape helps the fish to move through the water easily.

13. Which of the following helps fish body balance in water?

1. Tail
2. Head
3. Gill
4. Trunk

Explanation

The fish has strong tail which acts as rudder to change direction and keep its body balance in water.

14. Which of the following statement is correct regarding lizard?

1. Lizards are scaly-skinned reptiles that are usually distinguished from snakes by the possession of legs, movable eyelids, and external ear openings
2. They are mostly in-habit warm regions.
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Lizards are scaly-skinned reptiles that are usually distinguished from snakes by the possession of legs, movable eyelids, and external ear openings. They mostly inhabit warm regions. Most lizards are quadripedal (walk with four legs) and have a powerful limb.

15. The teeth of lizard are_______

1. Bicuspid
2. Tricuspid
3. Quadra-cuspid
4. Mono-cuspid

Explanation

Most lizards eat a variety of insects like mosquitoes and Cockroaches with sharp, tricuspid, teeth adapted for grabbing and holding.

16. Which of the following has web in the toe?

1. Dinosaurs
2. Dove
3. Ave
4. None

Explanation

Some lizards (Dinosaurs) have web in the toes, and few lizards are able to glide or parachute the air and make soft landings.

17. Which of the following is/are Bird Sanctuaries in Tamil Nadu?

1. Vedanthangal
2. Kodiyakkarai
3. Koondhankulam
4. All the above

Explanation

When an animal moves its location as the season changes it is said to be Migration. In Tamil Nadu Bird Sanctuaries are located at Vedanthangal, Kodiyakkarai and Koondhankulam.

18. Which of the following is correct about Camel?

1. A camel can drink large amount of water (when it is available) and store it in the body.
2. The camel has long legs which help it to keep its body away from the hot sand in the desert.
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

The camel has long legs which help it to keep its body away from the hot sand in the desert. A camel can drink large amount of water (when it is available) and store it in the body.

19. Which of the following is/are the feature of Camels body?

1. its dung is dry
2. it does not sweat
3. passes small amount of urine
4. all the above

Explanation

A camel’s body is adapted to save water in the dry desert as follows: A Camel passes small amount of urine; its dung is dry and it does not sweat. Since a camel loses very little water from its body, it can live for many days without drinking water.

20. Which of the following is stored in Camels hump?

1. Water
2. Protein
3. Fat
4. Carbohydrates

Explanation

A camel’s hump has fat stored in it. In case of emergency a camel can break down stored fat for nourshment.

21. Which of the following are correctly matched?

1. Spending winters in a dormant condition – Hibernation
2. spending the hot and dry period in an inactive state – Aestivation
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Spending winters in a dormant condition is called Hibernation E.g. Turtle. On the other hand, spending the hot and dry period in an inactive state is known as Aestivation. eg. Snail

22. Which of the following does not drink water at all?

1. Kangaroo rat
2. Kangaroo
3. Crocodile
4. Aves

Explanation

Kangaroo rat does not drink water at all. Whatever food it eats and oxygen it gets from air combine together to form water inside the body.

23. Which of the following has Strong hooves for running, long hair to protect from cold?

1. Polar Bear
2. Penguin
3. Mountain Goat
4. Lion

Explanation

Mountain Goat lives in Mountains Habitat. Adaptive features of Mountain Goat are Strong hooves for running, long hair to protect from cold.

24. Which of the following lives polar region?

1. Polar Bear
2. Penguin
3. Lion
4. Both a and b

Explanation

Polar Bear and Penguin lives in Polar region Habitat. They have Thick skin for protection, white fur and Paddle to swim, walk with two legs respectively.

25. Which of the following animal is Strong and fast runner has sharp claws to catch prey?

1. Lion
2. Goat
3. Deer
4. Tahr

Explanation

Lion lives in a Forest Habitat. They are Strong and fast runner has sharp claws to catch prey.

26. Which of the following helps the bird to change its direction?

1. Wing
2. Head
3. Tail
4. Beak

Explanation

The tail of the bird helps it to control the direction of the movements. They have streamlined body covered with feathers.

27. The bones of the birds are______

1. hollow and light
2. hollow and heavy
3. Filled and light
4. Filled and heavy

Explanation

Birds breathe through lungs. They have a pair of wings that are modified forelimbs. They have hollow and light bones

28. The totality of species, populations, communities and both wild and domestic is called___

1. Bio-diversity
2. Biotic-species
3. Eco-system
4. Ecology

Explanation

The term biodiversity refers to the totality of species, populations, communities and ecosystems, both wild and domestic.

29. Which of the following statement is incorrect?

1. Ecosystem includes variety of bio-diversities
2. Deserts, forests, mountains, lakes, rivers and agricultural fields are included are Ecosystem
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Biodiversity includes a variety of ecosystems such as those that occur in deserts, forests, mountains, lakes, rivers and agricultural fields.

30. Living or dwelling place of an organism is known as____

1. Habit
2. Habitat
3. Ecosystem
4. Ecology

Explanation

Living in such harsh conditions requires special features in these animals which help these organisms to live, breed and excel well in that particular place. Living or dwelling place of an organism is known as habitat.

31. Which of the following is true about Birds vision?

1. At a time, birds can see one object with one eye and another object with the other eye
2. This Vision is known as Binocular vision
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

At a time, birds can see one object with one eye and another object with the other eye. This type of Birds vison is known as Binocular vision.

32. Which helps the bird to withstand the pressure of the air?

1. Chest muscle
2. Feet
3. Wing
4. Beak

Explanation

Birds have strong chest muscles which help them withstand the pressure of the air while flapping their wings during flight.

33. Which of the following activities can be done by bird?

1. Fly
2. Hop
3. Run
4. All the above

Explanation

Usually we see birds fly, however they can also hop, move, run, etc., on the ground and they perch well on the branches of tree with the help of a pair of clawed feet.

34. Which of the following is not true about camel?

1. It can keep its nostrils closed to avoid dust
2. Camel has long eye lashes and hairs to protect its eyes and ears from the blowing dust.
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

Camel has long eye lashes and hairs to protect its eyes and ears from the blowing dust. It can keep its nostrils closed to avoid dust.

35. Which of the following statement is correct?

1. living things form abiotic community
2. non-living things form biotic community
3. 1 alone
4. 2 alone
5. 1, 2
6. None

Explanation

The living things form biotic community and non-living things form abiotic community. living creatures, including humans, form a community interacting with one another and with other animals, plants, air, water and soil around them.