(a) Complete the sentences by putting a cross (X) in the box next to your answer - Edexcel - GCSE Biology - Question 1 - 2018 - Paper 1
Question 1
(a) Complete the sentences by putting a cross (X) in the box next to your answer.
(i) The plant cells that absorb mineral ions from the soil are
A guard cells
B... show full transcript
Worked Solution & Example Answer:(a) Complete the sentences by putting a cross (X) in the box next to your answer - Edexcel - GCSE Biology - Question 1 - 2018 - Paper 1
Step 1
(i) The plant cells that absorb mineral ions from the soil are
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is C root hair cells, as these specialized cells are primarily responsible for the absorption of water and minerals from the soil.
Step 2
(ii) Plants absorb mineral ions by
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is A active transport, which is the process by which plants concentrate mineral ions against a concentration gradient using energy.
Step 3
Plants absorb carbon dioxide from the air.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
During photosynthesis, carbon dioxide reacts with water to make the sugar glucose.
Sugars are transported through the phloem in the stem to other parts of the plant.
