Question:
Explain the adaptation of trees to live in mountain regions.
Answer:
(i) The shape of the trees is of normally cone type.
(ii) Branches are sloping.
(iii) The leaves of these trees are needle like.
(iv) These structures prevent accumulation of rainwater and snow over them.
Living Organisms and Surroundings
Q 1.
Name a few habitats.
Q 2.
Name some aquatic habitats.
Q 3.
Give two examples of each biotic and abiotic components.
Q 5.
Do plants also excrete?
Q 6.
What do you mean by term adaptation?
Q 7.
What kind of movement do we see in plants?
Q 8.
Name few terrestrial habitats.
Q 12.
Why do we need abiotic factors?
Q 13.
Which of the things in the following list are non-living?
Q 14.
What are predators?
Q 15.
Does adaptation take place in a short time?
Q 16.
What is respiration?
Q 17.
Which of the following non-living things were once part of a living thing?
Butter, Leather, Soil, Wool, Electric Bulb, Cooking Oil, Salt, Apple, Rubber.
Q 19.
What are the differences in the desert and sea regions?
Q 20.
What is reproduction?
Q 21.
What is the main Junction of food?
Q 22.
Name two examples of aerial habitat animals.
Q 23.
Name two organisms that live in deserts.
Q 24.
What is the function of gill?
Q 25.
What do you mean by germination of seeds?
Q 26.
Name the animal which is called the ship of desert.
Q 27.
Name two terrestrial organisms.
Q 29.
Name two aquatic animals.
Q 31.
Explain the features offish which help it to adapt to live in water.
Q 32.
Name a few plants that live in ponds.
Q 33.
Write the difference between living and non-living things.
Q 34.
Explain the characteristics oflimng organisms.
Q 35.
What is photosynthesis?
Q 36.
Explain the adaptation of plants to live in water.
Q 38.
What do you mean by acclimatisation?
Q 39.
Explain why speed is important for survival in the grasslands for animals that live there. (Hint: There are few trees or places for animals to hide in grasslands habitats).
Q 40.
Name a common thing in all fishes.
Q 41.
Do plants also move?
Q 42.
How are camels adapted to live in desert?
Q 43.
Fill in the blanks:
(a) The presence of specific features which enables a plant or an animal to live in a particular habitat is called___________ .
(b) The habitats of the plants and animals that live on land are called _________________ habitats.
(c)The habitats of plants and animals that live in water are called ____________________ habitats.
(d) Soil, water and air are the____________ factors of a habitats.
(e) Changes in our surroundings that make us respond to them are called
Q 44.
Frogs can live both on land and in water, name the adaptations seen in these animals.
Q 45.
What are blowholes?
Q 46.
Name the habitat where various types of fish live.
Q 47.
Explain the adaptation of trees to live in mountain regions.
Q 48.
Name various types of habitat.
Q 49.
Write the features of desert plants.
Q 50.
Name some plants found on mountains.
