Question:
Explain the characteristics oflimng organisms.
Answer:
There are following characteristics of living organisms
(i) All living organisms require food. The food gives energy for growth and to maintain other life processes.
(ii) All living organisms show growth. Young ones of animals grow into adults. Plants also grow.
(iii) All living organisms respire. In respiration oxygen is used for the oxidftion of food and carbon dioxide is produced.
(iv) All living organisms respond to stimuli. All plants and animal respond to light, heat and the changes around them.
(v) All living organisms show excretion. The process of getting rid of waste product by the living organisms is called excretion. Plants also remove their wastes.
(vi) All living organisms reproduce. The process by which plants and animals produce their own kind is called reproduction.
Living Organisms and Surroundings
Q 1.
Name a few habitats.
Q 2.
Name some aquatic habitats.
Q 3.
Do plants also excrete?
Q 6.
Give two examples of each biotic and abiotic components.
Q 7.
What kind of movement do we see in plants?
Q 8.
Name few terrestrial habitats.
Q 9.
What do you mean by term adaptation?
Q 12.
Which of the things in the following list are non-living?
Q 14.
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 15.
What is reproduction?
Q 16.
What are predators?
Q 17.
Name two organisms that live in deserts.
Q 18.
What do you mean by germination of seeds?
Q 19.
What is the main Junction of food?
Q 20.
What is the function of gill?
Q 21.
Write the difference between living and non-living things.
Q 22.
Name a common thing in all fishes.
Q 23.
Name two examples of aerial habitat animals.
Q 24.
What is respiration?
Q 25.
Why do we need abiotic factors?
Q 28.
Does adaptation take place in a short time?
Q 30.
Name two terrestrial organisms.
Q 31.
Name two aquatic animals which have no gills.
Q 32.
What is photosynthesis?
Q 33.
Explain the adaptation of plants to live in water.
Q 34.
Name the animal which is called the ship of desert.
Q 35.
Do plants also move?
Q 36.
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 37.
Name some plants found on mountains.
Q 38.
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 39.
Explain the adaptation of trees to live in mountain regions.
Q 40.
What do you mean by acclimatisation?
Q 41.
Explain the characteristics oflimng organisms.
Q 42.
Name various types of habitat.
Q 43.
Name the types of components of habitat.
Q 44.
Write the features of desert plants.
Q 45.
How are camels adapted to live in desert?
Q 46.
Name two aquatic animals.
Q 47.
Frogs can live both on land and in water, name the adaptations seen in these animals.
Q 48.
Give an example of a non-living thing which shows any two characteristics of living thing.
Q 49.
Name a few plants that live in ponds.
Q 50.
What are the differences in the desert and sea regions?
