WASSCE 2017 November Integrated Science Past Questions and Answers
The WASSCE 2017 November Integrated Science paper has 50 objective and 10 theory questions. Here are sample objective questions with the correct answers and explanations. Sit the full paper with the real time limit on ePrep.
Sample questions with answers
1. Which of the following nutrients is not needed by crops in large quantity?
- A. Calcium
- B. Iron
- C. Nitrogen
- D. Phosphorus
Answer: B. Iron
Answer: B. Iron is a micronutrient, needed only in small amounts.
Answer: B. Iron is a micronutrient, needed only in small amounts.
2. The motion of gas particles is an example of a
- A. circular motion
- B. rectilinear motion
- C. rational motion
- D. random motion
Answer: D. random motion
Answer: D. Gas particles move randomly.
Answer: D. Gas particles move randomly.
3. Which of the following hormones maintains pregnancy in humans?
- A. Follicle-simulating hormone
- B. Oestrogen
- C. Progesterone
- D. Testosterone
Answer: C. Progesterone
Answer: C. Progesterone maintains pregnancy.
Answer: C. Progesterone maintains pregnancy.
4. When alum is used in the treatment of water, it helps
- A. clay particles to coagulate
- B. the growth of algae
- C. heavy metals to precipitate
- D. remove odour in water
Answer: A. clay particles to coagulate
Answer: A. Alum makes clay particles coagulate and settle.
Answer: A. Alum makes clay particles coagulate and settle.
5. Cassava mosaic is spread by an insect called
- A. capsid
- B. mealy bug
- C. moth
- D. whitefly
Answer: D. whitefly
Answer: D. Cassava mosaic virus is spread by whiteflies.
Answer: D. Cassava mosaic virus is spread by whiteflies.
6. A test for the presence of lipids in food substances requires
- A. Sudan III
- B. Benedict's solution
- C. Fehling's solution
- D. Million's reagent
Answer and explanation: practise this paper on ePrep.
7. The amount of light entering the human eye is regulated by the
- A. cornea
- B. lens
- C. pupil
- D. retina
Answer and explanation: practise this paper on ePrep.
8. Galvanized roofing sheets are iron coated with a thin layer of
- A. gold
- B. plastic
- C. tin
- D. zinc
Answer and explanation: practise this paper on ePrep.
9. Liming as a method of maintaining soil fertility aims at
- A. removing excess water from the soil
- B. reducing soil aggregation
- C. reducing soil acidity
- D. reducing soil alkalinity
Answer and explanation: practise this paper on ePrep.
10. Which of the following mammals has a diastema?
- A. Dog
- B. Goat
- C. Pig
- D. Rat
Answer and explanation: practise this paper on ePrep.
Answer all 60 questions of the WASSCE 2017 November Integrated Science paper
Timed papers like the real exam, instant marking, worked explanations, topic tests and mock exams. Theory answers marked by real teachers. 3 weeks free.
Practise free on ePrep