AmbifulWorksheets
Practice that never repeats
CBSE · Class 4 · Science

Happy and Healthy Living

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.
Besides soil, water and sunlight, a grain needs this to reach our plate:
  1. only rain
  2. nothing else
  3. only machines
  4. the hard work of people and animals
2.
Khichdi is mainly made from:
  1. rice and dal
  2. rice and milk
  3. maize
  4. ragi flour
3.
In the journey of a grain, the cook:
  1. holds the roots and gives nutrients
  2. helps the seed sprout and the plant grow
  3. pull the plough
  4. turns the grain into a meal
4.
Which of these is a HEALTHY daily habit?
  1. eat while staring at a screen
  2. eat chips instead of lunch
  3. wake up early
  4. watch TV late into the night
5.
Which of these is an outdoor game that keeps the body active?
  1. snakes and ladders
  2. ludo
  3. card games
  4. football
6.
Which of these is a SAFE touch?
  1. a hug from your mother
  2. a stranger pulling your hand to take you somewhere
  3. a touch someone asks you to keep secret
  4. a touch that hurts or confuses you
7.
Kabir slept from 8:00 p.m. to 6:30 a.m. the next day. How long did Kabir sleep?
  1. 9 hours 30 minutes
  2. 10 hours 30 minutes
  3. 11 hours 30 minutes
  4. 11 hours
8.
Riya plays outdoors for 40 minutes every day. How many minutes does she play in a week?
  1. 240 minutes
  2. 47 minutes
  3. 280 minutes
  4. 320 minutes
Section B — Short answer8 × 2 = 16 marks
9.
Name four things a grain needs to grow and reach us.
10.
Write "healthy" or "unhealthy": (a) to play mobile games for hours (b) to eat chips instead of lunch
11.
Is it usually an "indoor" or an "outdoor" game? (a) chess (b) carrom
12.
How does each help a grain on its journey to our plate? (a) bullocks (b) the shopkeeper
13.
Name the main ingredients of each: (a) kheer (b) ragi mudde
14.
In a school of 41 children, each child leaves 30 g of rice on the plate at lunch. How many grams of rice are wasted in a day?
15.
A farmer harvests 1,750 kg of wheat and fills it into 25 kg bags. How many bags does he fill?
16.
Riya sleeps at 10 p.m. and wakes up at 5 a.m. every day. How many hours does she sleep in one night, and in 4 nights?
Section C — Word problems4 × 4 = 16 marks
17.
Describe the journey of a grain from the field to your plate in six steps.
18.
In a class of 31 children, each wastes about 60 g of food at lunch. (a) How much food does the class waste in a day? (b) In a school week of 5 days? (c) Write two ways to stop this waste.
19.
Every day Aman runs for 20 minutes, skips for 15 minutes and does yoga for 15 minutes. (a) How many minutes does he exercise each day? (b) How many in a week? (c) Write two ways exercise helps him.
20.
Explain the part each plays in bringing a grain to our plate, and draw one of them: (a) the cook (b) water
AmbifulWorksheets
Practice that never repeats
CBSE · Class 4 · Science

Answer key

Happy and Healthy Living · AW-4S-HHL-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(d) the hard work of people and animals—
2(a) rice and dal—
3(d) turns the grain into a meal—
4(c) wake up early—
5(d) football—
6(a) a hug from your mother—
7(b) 10 hours 30 minutes8:00 p.m. to midnight, then to 6:30 a.m.: 10 hours 30 minutes
8(c) 280 minutes40 × 7 = 280
9Soil, water, sunlight and the farmer (also air, cattle, earthworms, sellers).—
10(a) unhealthy (b) unhealthy—
11(a) indoor (b) indoor—
12(a) pull the plough (b) sells the grain to families—
13(a) rice and milk (b) ragi flour—
141,230 g41 × 30 = 1230
1570 bags1750 ÷ 25 = 70
167 hours; 28 hours2 + 5 = 7; × 4 = 28
17The field is ploughed; seeds are sown; the crop is watered and weeded; it is harvested; the grain is cleaned, packed and taken to market; the shopkeeper sells it and the family cooks it.—
18(a) 1,860 g (b) 9,300 g (c) Take only as much as you can eat; ask for a smaller helping; share extra food.31 × 60 = 1860; × 5 = 9300
19(a) 50 minutes (b) 350 minutes (c) It keeps his body strong and active, and improves his posture and mood.20 + 15 + 15 = 50; × 7 = 350
20(a) turns the grain into a meal (b) helps the seed sprout and the plant grow—