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.
Give two examples of each biotic and abiotic components.
Q 5.
Do plants also excrete?
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 13.
Why do we need abiotic factors?
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 are predators?
Q 16.
What is reproduction?
Q 18.
Name two aquatic animals.
Q 19.
What is the main Junction of food?
Q 20.
Write the difference between living and non-living things.
Q 21.
What is the function of gill?
Q 22.
Name two examples of aerial habitat animals.
Q 23.
What do you mean by germination of seeds?
Q 24.
Name a common thing in all fishes.
Q 25.
Name two organisms that live in deserts.
Q 26.
What is respiration?
Q 28.
Name two terrestrial organisms.
Q 29.
Does adaptation take place in a short time?
Q 31.
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 32.
Name the animal which is called the ship of desert.
Q 33.
Do plants also move?
Q 34.
Explain the adaptation of plants to live in water.
Q 35.
What is photosynthesis?
Q 37.
Explain the characteristics oflimng organisms.
Q 38.
How are camels adapted to live in desert?
Q 39.
Name two aquatic animals which have no gills.
Q 40.
Explain the features offish which help it to adapt to live in water.
Q 41.
Name the types of components of habitat.
Q 42.
What are the differences in the desert and sea regions?
Q 43.
Frogs can live both on land and in water, name the adaptations seen in these animals.
Q 44.
Name some plants found on mountains.
Q 45.
Name the habitat where various types of fish live.
Q 46.
How are cactus adapted to survive in a desert?
Q 47.
Explain the adaptation of trees to live in mountain regions.
Q 48.
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 49.
List the common characteristics of living things.
Q 50.
Give an example of a non-living thing which shows any two characteristics of living thing.
