AmbifulWorksheets
Practice that never repeats
CBSE · Class 4 · Science

Nature Trail

Standard difficulty · 20 questions · 40 marks · Time: 54 minutes

Name: Date: Score: ____ / 40

Show your working for Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
An insect has:
  1. four pairs of legs
  2. no legs
  3. two pairs of legs
  4. three pairs of legs
2.
Which beak does the sunbird have?
  1. a long, thin beak to drink nectar
  2. a strong, curved beak to crack nuts and eat fruit
  3. a long, pointed beak to catch fish
  4. a flat, broad beak to find food in water
3.
Which of these is an insect?
  1. centipede
  2. frog
  3. spider
  4. butterfly
4.
Which of these is NOT an insect?
  1. scorpion
  2. ant
  3. praying mantis
  4. beetle
5.
Which of these plants has leaves with PARALLEL veins?
  1. neem
  2. banana
  3. rose
  4. guava
6.
In the web of life, which of these animals mainly eats flies and mosquitoes?
  1. deer
  2. frog
  3. tiger
  4. butterfly
7.
How many legs do 14 insects have in all?
  1. 20 legs
  2. 112 legs
  3. 84 legs
  4. 56 legs
8.
47 students go on a nature trail. Each jeep can carry 8 students. How many jeeps are needed so that everyone can go?
  1. 5 jeeps
  2. 7 jeeps
  3. 6 jeeps
  4. 39 jeeps
Section B — Short answer8 × 2 = 16 marks
9.
Write two safety rules to follow in a forest or a zoo.
10.
Is it an insect? Write "yes" or "no": (a) earthworm (b) spider
11.
Are the veins of these leaves "parallel" or "net-like"? (a) hibiscus (b) banana
12.
Write "land animal" or "bird": (a) hornbill (b) sparrow
13.
How does each move? (a) duck (b) earthworm
14.
Arya counted 6 insects and 5 spiders on a bush. How many legs is that in all? (An insect has 6 legs, a spider 8.)
15.
On the trail, the children saw 7 kinds of birds before lunch and 8 kinds after lunch. 2 kinds were seen both times. How many different kinds of birds did they see?
16.
The nature trail began at 10 a.m. and lasted 5 hours. At what time did it end?
Section C — Word problems4 × 4 = 16 marks
17.
Explain the "web of life" game. What happens when one player is removed, and what does it show?
18.
A forest has 52 deer, 6 tigers and 35 birds. (a) How many animals and birds are there in all? (b) How many legs do the deer have together? (c) What would happen to the tigers if the grass dried up?
19.
Each of 4 groups collects 4 different leaves on the trail. (a) How many leaves are collected in all? (b) Write two ways to describe a leaf, and the two kinds of vein patterns.
20.
Describe the beak of each bird and how it helps the bird eat: (a) kingfisher (b) sunbird
AmbifulWorksheets
Practice that never repeats
CBSE · Class 4 · Science

Answer key

Nature Trail · AW-4S-NTR-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(d) three pairs of legssix legs in all
2(a) a long, thin beak to drink nectar—
3(d) butterfly—
4(a) scorpion—
5(b) banana—
6(b) frog—
7(c) 84 legs6 legs each: 6 × 14 = 84
8(c) 6 jeeps47 ÷ 8 = 5 remainder 7, so one more jeep: 6
9Any two: do not tease or feed animals; do not damage trees and flowers; do not throw garbage; do not bring polythene bags.—
10(a) no (b) no—
11(a) net-like (b) parallel—
12(a) bird (b) bird—
13(a) swims (b) crawls—
1476 legs6 × 6 + 8 × 5 = 36 + 40 = 76
1513 kinds7 + 8 − 2 = 13
163 p.m.10 a.m. + 5 hours
17Each player is a plant, animal or natural thing, and they pass yarn to those they are linked to (a tree gives food to a bird). Removing one, like the deer, weakens the web, because the tiger loses food. It shows everything in nature is connected.—
18(a) 93 (b) 208 legs (c) The deer would have less to eat and become fewer, so the tigers would have less food.52 + 6 + 35 = 93; 4 × 52 = 208
19(a) 16 leaves (b) Colour, shape or texture (any two); net-like and parallel veins.4 × 4 = 16
20(a) a long, pointed beak to catch fish (b) a long, thin beak to drink nectar—