Science Olympiad Miscellaneous Worksheet-6

Science Olympiad Miscellaneous Worksheet-6

1. Which fungus is used in making bread?

(a) Yeast            (b) Aspergillus (c) Penicillium (d) Pleurotus

2. Spirogyra is _______.

(a) an algae       (b) a fungus      (c) a virus

3. _______ is a naked-seeded plant.

(a) Cedar           (b) Maple          (c) Sunflower    (d) Guava

4. Plum is a _______ flowering plant.

(a) closed-seeded                       (b) naked-seeded

5. Mango is a _______ plant.

(a) Flowering                                (b) non-flowering

6. Mushroom is a _______.

(a) Fungus                                     (b) Fern

7. _______ is a flowering plant.

(a) Guava                                       (b) Mushroom

8. Cycas is a _______ plant.

(a) naked-seeded                         (b) closed-seeded

9. Mushroom is a _______ plant.

(a) non-flowering                        (b) flowering

10. _______ is a closed-seeded flowering plant.

(a) Oak               (b) Pine              (c) Fern              (d) Spruce

11. ______ is a non-flowering plant.

(a) Spirogyra     (b) Plum

12. Which of the following is not true?

(a) Heart rate in a healthy human adult is 60-64 beats per minute.

(b) Oxygen is transported to various parts of the body through blood.

(c) White blood cells help the body fight against infections.

(d) Platelets play an important role in clotting of blood.

13. _______ are formed by the division of trachea.

(a) Bronchi                                    (b) Bronchioles

(c) Air sacs                                     (d) Ureters 

14. Which of the following helps keep the human body cool?

(a) Respiration                             (b) Mastication

(c) Perspiration                            (d) Urination

15. Which of the following is not a function of the large intestine?

(a) Absorption of water              (b) Formation of feces

(c) Churning of food                    (d) Absorption of salts

16. Which type of teeth are used for tearing the food?

(a) Canines       (b) Molars         (c) Premolars   (d) Incisors

17. Incisors are used for _______ the food.

(a) Cutting         (b) Chewing      (c) Tearing        (d) Grinding

18. Main function of molars and premolars is _______ the food.

(a) Grinding      (b) Cutting        (c) Circulating  (d) tearing

19. _______ filter the blood to excrete harmful substances in the form of urine.

(a) Kidneys                                    (b) Lungs

(c) Urinary bladder                      (d) Endocrine Glands

20. Bile is secreted by the

(a) Liver                                         (b) gall bladder

(c) Pancreas                                  (d) small intestine

Answer Key:

(1)-(a); (2)-(a); (3)-(a); (4)-(a); (5)-(a); (6)-(a); (7)-(a); (8)-(a); (9)-(a); (10)-(a); (11)-(a); (12)-(a); (13)-(a); (14)-(c); (15)-(c); (16)-(a); (17)-(a); (18)-(a); (19)-(a); (20)-(a)