Explore topic-wise InterviewSolutions in .

Structure in red worms which help in grinding their food is

When a leaf blade is single and undivided, the leaf is considered _________

Organisms that are dependent on food prepared by plants are called ___________.

Which among the following is not a suitable method to reduce waste?

What are the types of leaf arrangements seen in plants?

Pranati lived in an area near an incineration site. Over a period of years, she developed breathing problems. Which of the following could be the reasons for Pranati's suffering?

Which of the following is not an adaptation seen in arboreal animals?

The presence of _________ is detected by addition of copper sulphate and caustic soda solutions?

Which among the following is a grain?

Name the major nutrients in our food.

What happens in drought conditions?

Question 8

Which of the following food item does not provide any nutrient?

$\begin{array}{c}\text{Milk, Water, Orange juice, Tomato soup}\end{array}$

Question 9

Match the part of plant given in Column I with their function in Column II.

$\begin{array}{cccc}& \text{Column I}& & \text{Column II}\\ \text{(a)}& \text{Flower}& \text{(i)}& \text{Excretion}\\ \text{(b)}& \text{Leaf}& \text{(ii)}& \text{Photosynthesis}\\ \text{(c)}& \text{Stem}& \text{(iii)}& \text{Reproduction}\\ \text{(d)}& \text{Root}& \text{(iv)}& \text{Bears branches}\\ & & \left(v\right)& \text{Anchorage}\end{array}$

Which of the following are indirect modes of transmission?

Question 18

Which among the following statements are true about sexual reproduction in the flowering plants?

(i) It requires two types of gametes

(ii) Fertilisation is a compulsory event

(iii) It always results in the formation of a zygote

(iv) Offspring formed are clones



(a) (i) and (iv)

(b) (i), (ii) and (iv)

(c) (i), (ii) and (iii)

(d) (i), (ii) and (iv)

___ indicates who eats whom in an ecosystem.

1. What did the old man plant?


2. Why was it difficult for the old man to pull up the turnip?


3. Who helped him to pull up the enormous turnip?


4. Who ate the enormous turnip?

Question 2 (b)

Discuss:
Is it possible to reduce the problems relating to disposal of garbage?

Tigers can ___ and also climb ___ .

Notochord is present in

Question 10

What would be the consequences of a deficiency of haemoglobin in our bodies?

Which feature in a fish helps in maintaining buoyancy?

Name some basic functions performed by living beings. [2 MARKS]

Read
what W.W.E. Ross feels when he sees a snake and fill in the table
given below:

The
Snake Trying

The
snake trying

to
escape the pursuing stick,

with
sudden curvings of thin

long
body. How beautiful

and
graceful are his shapes!

He
glides through the water away

from
the stroke. O let him go

over
the water

into
the reeds to hide

without
hurt. Small and green

he
is harmless even to children.

Along
the sand

he
lay until observed

and
chased away, and now

he
vanishes in the ripples

among
the green slim reeds.

What food do the following animals eat? Also, classify them based on the food they eat. [3 MARKS]