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 some aquatic habitats.
Q 2.
Do plants also excrete?
Q 3.
Name a few habitats.
Q 4.
What kind of movement do we see in plants?
Q 5.
What do you mean by term adaptation?
Q 6.
Give two examples of each biotic and abiotic components.
Q 7.
Does adaptation take place in a short time?
Q 10.
What are predators?
Q 13.
Name few terrestrial habitats.
Q 15.
Which of the things in the following list are non-living?
Q 16.
What is reproduction?
Q 17.
Why do we need abiotic factors?
Q 18.
What is respiration?
Q 20.
Name two organisms that live in deserts.
Q 21.
Give an example of a non-living thing which shows any two characteristics of living thing.
Q 22.
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 23.
What are the differences in the desert and sea regions?
Q 24.
Name a few plants that live in ponds.
Q 25.
Name the habitat where various types of fish live.
Q 26.
What is the main Junction of food?
Q 27.
Write the features of desert plants.
Q 29.
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 30.
Name two examples of aerial habitat animals.
Q 31.
Name two terrestrial organisms.
Q 32.
Explain the adaptation of plants to live in water.
Q 33.
Explain the adaptation of animals to live in mountain region.
Q 34.
Name the animal which is called the ship of desert.
Q 35.
List the common characteristics of living things.
Q 36.
Frogs can live both on land and in water, name the adaptations seen in these animals.
Q 37.
Explain the features offish which help it to adapt to live in water.
Q 38.
Name the types of components of habitat.
Q 39.
Do plants also move?
Q 40.
What do you mean by germination of seeds?
Q 42.
Name a common thing in all fishes.
Q 43.
What is the function of gill?
Q 44.
Explain the characteristics oflimng organisms.
Q 45.
Name two aquatic animals which have no gills.
Q 46.
What do you mean by acclimatisation?
Q 47.
What is photosynthesis?
Q 48.
How are camels adapted to live in desert?
Q 49.
Explain the adaptation of trees to live in mountain regions.
Q 50.
Write the difference between living and non-living things.
