GK Olympiad Class 2 - Sample question paper 06
Posted by Olympiad Tester on
Q) Which statement is incorrect?
(a) An adult heart beats 70-72 times per minute.
(b) The brain is a part of the nervous system.
(c) There are 206 bones in the adult human body.
(d) The nose has two holes.
Answer: (d) The nose has two holes.
Explanation: The nose typically has two nostrils or openings, not one.
Read the given features of a plant and identify it.
(A) It is a small plant with a soft stem.
(B) Its leaves are used to make medicines.
(C) It is used to add flavor to food.
(a) Tulsi
(b) Hibiscus
(c) Rose
(d) Both (a) and (c)
Answer: (a) Tulsi
Explanation: Tulsi is a small plant with a soft stem, its leaves are used in medicines, and it adds flavor to food.
Read the given features of a plant and identify it.
(A) It is a succulent with thick fleshy leaves.
(B) It is often used in skincare products.
(C) It requires minimal water to survive.
(a) Aloe vera
(b) Orchid
(c) Pine tree
(d) Fern
Answer: (a) Aloe vera
Explanation: Aloe vera is a succulent with thick fleshy leaves, used in skincare, and requires minimal water.
Read the given features of a plant and identify it.
(A) It is a crawling plant with tendrils for support.
(B) It is commonly used in salads.
(C) Its flowers come in various colors.
(a) Tomato plant
(b) Strawberry plant
(c) Rose plant
(d) Cucumber plant
Answer: (d) Cucumber plant
Explanation: Cucumber plants crawl with tendrils, produce commonly used fruits in salads, and have flowers in various colors.
Read the given features of a plant and identify it.
(A) It is a tall plant with a thick, woody stem.
(B) It produces fruits that are commonly eaten.
(C) Its leaves change color in the fall.
(a) Oak tree
(b) Apple tree
(c) Sunflower
(d) Bamboo
Answer: (a) Oak tree
Explanation: Oak trees are tall with thick, woody stems, produce acorns (commonly eaten by wildlife), and their leaves change color in the fall.
Q) Which of the following is true?
(a) Lungs are part of the digestive system.
(b) The heart is responsible for pumping blood.
(c) The stomach is part of the circulatory system.
(d) There are 500 muscles in the human body.
Answer: (b) The heart is responsible for pumping blood.
Explanation: The heart is a vital organ of the circulatory system.
Q) What is an important function of the roots of a plant?
(a) To absorb oxygen from the atmosphere.
(b) To absorb carbon dioxide from the atmosphere.
(c) To absorb water and minerals from the soil.
(d) All of these
Answer: (c) To absorb water and minerals from the soil.
Explanation: Plant roots absorb essential water and minerals from the soil for the plant's growth.
Q) What is commonly found in a desert?
(a) Mango tree
(b) Cactus
(c) Neem tree
(d) None of these
Answer: (b) Cactus
Explanation: Cactus is well-adapted to desert conditions with its ability to conserve water.
Q) Which part of these plants (Broccoli and Cauliflower) is eaten as food?
(a) Roots
(b) Leaves
(c) Flowers
(d) Stems
Answer: (c) Flowers
Explanation: Broccoli and Cauliflower are both flower buds, and their flowers are consumed as food.
Q) Which of these is NOT a plant?
(a) Neem tree
(b) Mushroom
(c) Mango tree
(d) Coconut tree
Answer: (b) Mushroom
Explanation: Mushroom is a fungus, not a plant.
Q) Which of the following statements is true for a herb?
(a) Herbs are small plants.
(b) Herb has a soft stem.
(c) Herb needs the support of other plants to grow.
(d) Both (a) and (b)
Answer: (d) Both (a) and (b)
Explanation: Herbs are generally small plants with soft stems, and some may need support to grow.
Q) Which of the following is an aquatic plant?
(a) Bottle gourd
(b) Water lily
(c) Mint
(d) Pumpkin
Answer: (b) Water lily
Explanation: Water lily is an aquatic plant that grows in water.
Q) The rose and hibiscus plants can be placed in the same group because both of them are _______.
(a) Trees
(b) Shrubs
(c) Herbs
(d) Annuals
Answer: (b) Shrubs
Explanation: Both rose and hibiscus are examples of shrubs, which are woody plants with multiple stems.
Q) Which of the following statements explains climbers?
(a) Climbers are plants with weak stems.
(b) They cannot stand on their own.
(c) They climb up on support.
(d) All of the above
Answer: (d) All of the above
Explanation: Climbers have weak stems and need support to grow upwards, often using other structures for climbing.