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CBSE · Class 4 · Science

Growing up with Nature

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.
The Palash tree is called the "flame of the forest" because:
  1. it grows only near volcanoes
  2. its leaves glow at night
  3. it catches fire easily
  4. its orange-red flowers make the forest look on fire from far away
2.
A natural dye made from marigold flowers is mostly:
  1. brown
  2. blue
  3. yellow
  4. green
3.
At home, people often use ginger for:
  1. vitamin C to stay healthy
  2. stomach ache
  3. cough and cold
  4. a sore throat
4.
Which of these belongs in a first-aid box?
  1. sticking plaster
  2. comic book
  3. cricket ball
  4. chocolate bar
5.
Which of these is a NATURAL material used in village houses?
  1. plastic sheet
  2. cement block
  3. bamboo
  4. iron sheet
6.
Which part of ginger is mostly used as a home remedy?
  1. gel from the leaves
  2. fruit
  3. underground stem
  4. seeds
7.
In a solar-powered village, each of 43 houses has 3 solar panels. How many panels are there in all?
  1. 132 panels
  2. 46 panels
  3. 129 panels
  4. 172 panels
8.
Grandmother boils marigold flowers for 60 minutes to make one pot of dye. How long will 4 pots take if she makes them one after another?
  1. 300 minutes
  2. 64 minutes
  3. 240 minutes
  4. 180 minutes
Section B — Short answer8 × 2 = 16 marks
9.
Why is Palash called the flame of the forest?
10.
What colour of dye does each give? (a) indigo leaves (b) used tea leaves
11.
Write "natural" or "man-made": (a) steel rod (b) plastic sheet
12.
What is each used for at home? (a) ginger (b) aloe vera gel
13.
A family stores 23 kg of grain in each of 10 earthen pots. How much grain is stored in all?
14.
A solar-powered village has 28 houses. Each house has 2 bulbs and 1 fan running on solar power. How many bulbs and fans are there in all?
15.
Honey collectors sell 7 jars of forest honey at ₹390 a jar. How much money do they get?
16.
4 Palash trees each have about 11 bunches of flowers. About how many bunches is that?
Section C — Word problems4 × 4 = 16 marks
17.
Explain how to make a natural dye and use it to colour a handkerchief.
18.
A class makes natural dye. 9 groups each boil 2 beetroots in 2 litres of water. (a) How many beetroots are used? (b) How many litres of water? (c) Write the steps to make the dye.
19.
A family keeps 6 pots of rice, each with 12 kg, lined with neem leaves. (a) How much rice do they have? (b) If they use 4 kg a day, for how many full days will it last? (c) Why are neem leaves put in the pots?
20.
Which part of each plant is used at home, and for what? (a) ajwain (carom) (b) tulsi (Indian basil)
AmbifulWorksheets
Practice that never repeats
CBSE · Class 4 · Science

Answer key

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

QAnswerWorking
1(d) its orange-red flowers make the forest look on fire from far away—
2(c) yellow—
3(d) a sore throat—
4(a) sticking plaster—
5(c) bamboo—
6(c) underground stem—
7(c) 129 panels43 × 3 = 129
8(c) 240 minutes60 × 4 = 240
9When its bright orange-red flowers bloom, the whole forest looks reddish-orange from far away, like a flame.—
10(a) blue (b) brown—
11(a) man-made (b) man-made—
12(a) a sore throat (b) small burns and dry skin—
13230 kg10 × 23 = 230
1456 bulbs and 28 fans28 × 2 = 56; 28 × 1 = 28
15₹2,7307 × 390 = 2730
1644 bunches4 × 11 = 44
17Collect beetroot, hibiscus or marigold; boil them in 1 to 2 litres of water for half an hour to an hour, covered (with an elder); strain the liquid. Soak a light-coloured handkerchief in it overnight, squeeze it and dry it.—
18(a) 18 beetroots (b) 18 L (c) Cut the beetroot, boil it in water (with an elder), then strain the liquid.9 × 2 = 18; 9 × 2 = 18
19(a) 72 kg (b) 18 days (c) Neem keeps insects and pests away from the grain.6 × 12 = 72; 72 ÷ 4 = 18 (whole days)
20(a) seeds, for stomach ache (b) leaves, for cough and cold—