![cupcake686](/avatars/8636.jpg)
cupcake686
10.06.2021 •
Biology
"]
Study the following graph and answer the questions that follow.
Note: Cobalt chloride paper is blue when dry and turns pink when in contact with water
Both plants, A and B, were exposed to the same environmental conditions.
Graph showing time taken for cobalt chloride
paper to turn pink under different conditions
12
plant B
10
8
Time taken for cobalt chloride
paper to turn pink (minutes)
plant A
2
0
upper lower
upper lower
surface
Surface
1.4.1 Give a possible aim for the investigation.
(1)
1.4.2 Which plant, A or B, is likely to have xerophytic properties?
Explain your answer.
(4)
1.4.3 Explain the difference between the results obtained for the upper and the lower
surfaces of plant B.
1.4.4 Explain how the internal temperature of plant A will be influenced if the lower
surfaces of its leaves are covered with Vaseline.
(5)
[12]
PRATICA
Solved
Show answers
More tips
Answers on questions: Biology
- B Biology Nicolaus copernicus: 1 believed the earth revolved around the sun 2 was considered a heretic because of his theory 3 is generally regarded as the father of astronomy 4 all of...
- B Biology What is the flow of energy through a food chain?...
- B Biology The female reproductive and endocrine systems work interactively for which main purpose? A. To control hormone levels to prepare the body for pregnancy B. To maintain homeostasis...
- B Biology Which family did the Tsars of Russia that we studied this week, belong to? The Great Family The Incredible Family The Proud Family The Romanov Family...
- B Biology What is photosynthesis ?? explain !!! koii jaan pehchan waala zinda hai kya xD...
- B Biology Why do mussels and barnacles tend to live in the higher part of intertidal zones? Why do you think this? Please help, thank you....
- B Biology Please Help Me!! This is an easy question Directions: For each statement, write a “P” if it best applies to prokaryotes only, “E” if it best applies to eukaryotes only, and “both”...
- B Biology CAN ALCOHOL BE FOUND IM PROTEINS...
- B Biology Can thiol be found in carbohydrates?...
- M Mathematics 1/2 x (1/3 - 1/5) = (1/2 x 1/3) -...
Ответ:
an electric field gets stronger the closer it is to the charge..