Characteristics of Living Organisms

Q.

Identify the saprotroph from the given organisms.

1. Algae

2. Fungi

3. Rhizobium

4. Lichen

Q. Organisms that can synthesise food for themselves are called .

1. heterotrophs
2. autotrophs
3. saprotrophs

Q. Match the following characteristics of living organisms with the details.

$$\begin{array}{cc}Characteristic& Details\\ 1.Responsetostimuli& a)Givingrisetoanotherorganismofthesamekind\\ 2.Reproduction& b)Reactiontosensationsliketouch,light,heat,coldandsound\\ 3.Adaptation& c)Theeventatwhichanorganismceasestolive\\ 4.Death& d)Abilityofanorganismtoadjusttothecurrentenvironment\end{array}$$

1. 1 - b, 2 - a, 3 - d, 4 - c
2. 1 - a, 2 - b, 3 - d, 4 - c
3. 1 - b, 2 - a, 3 - c, 4 - d
4. None of these

Q. Which of the following are characters of a frog but not of a rock?
i) Respiration
ii) Reproduction
iii) Adaptation
iv) Excretion

1. (i), (ii) and (iv) only
2. (i) and (ii) only
3. (ii) and (iv) only
4. (i), (ii), (iii) and (iv)

Q. The deer's legs are adapted for

1. Walking
2. Hopping
3. Running
4. Wading

Q. Legs of this animal are adapted for running at great speed

1. Rhinoceros
2. Deer
3. Frog
4. Kangaroo

Q. Assertion :Increase in size or volume is apparent growth. Reason: It is external manifestation of growth due to formation of new protoplasm.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Identify the non-ruminant herbivore from the following.

1. 
2. 
3. 
4.