1. X is a carnivorous animal. It tears meat with its sharp pointed teeth. Identify X and the kind of teeth that help it tear the meat.
a) X is a tiger with sharp incisors.
b) X is a giraffe with sharp incisors.
c) X is a lion with sharp canines.
d) X is a tiger with sharp molars.
Answer: c) Carnivorous animals such as lions and tigers typically have sharp pointed canines that are well-suited for tearing and shredding meat.
2. In a classroom discussion, two students made statements about an organ in the human body called 'X'. Read the statements and identify organ X.
Sophia: It helps in breaking down food and absorbing nutrients.
Alex: It is a J-shaped organ.
a) 
b) 
c) 
d) 
Answer: b) Stomach is a J-shaped organ that helps in breaking down food and absorbing nutrients.
3. Unscramble the given alphabet to get the name of a sense organ that will help you differentiate between the taste of dishes shown in the picture:
a) U N O T G E
b) R A S E
c) E Y S E
d) O N S E
Answer: a) Tongue helps us taste different flavours of food like sweet, sour and salty.
4. Sara ran a marathon and felt her heart pounding and her breathing getting faster. Spot the two organ systems that helped her during the marathon.
a) Respiratory system and skeletal system
b) Circulatory system and muscular system
c) Digestive system and nervous system
d) Excretory system and digestive system
Answer: b) The circulatory system supplies oxygen and nutrients to the muscles during exercise, while the muscular system generates the force required for running.
5. Match the following organs with their respective organ systems.
a) 1:A, 2:B, 3:C, 4:D
b) 1:B, 2:A, 3:D, 4:C
c) 1:C, 2:A, 3:B, 4:D
d) 1:A, 2:C, 3:D, 4:B
Answer: d) Heart: Circulatory System
Bone: Skeletal System
Liver: Digestive System
Lungs: Respiratory System
