WorksheetsMidterm Test Exercises
Total questions: 20
Worksheet time: 20mins
Epigeal and hypogeal germination is distinguished by the development of … .
hypocotyl
epicotyl
radicula
endosperm
cotyledon
The following are the external factors that affect plant growth, except ... .
humidity
temperature
oxygen
physiological factors
sunlight
During the long dry season, some types of plants shed their leaves because of the increased concentration of a hormone in the buds to inhibit cell division. These hormones is ...
auxin
gibberellin
cytokinins
abscisic acid
ethylene
The picture shows the growth data of mung bean seeds for seven days of observation. Based on the data, the highest increase in length occurs in ...
day 1
day 2
day 3
day 4
day 5
Two plants were placed in different places. The first plants got direct sunlight while the others got indirect sunlight. After a few days, the plants in direct sunlight were smaller but greener. This shows that ...
light affects growth
light is an unnecessary factor
light is needed in small quantities for growth
light is a growth inhibiting factor
light has a big effect on growth
Pay attention to the observation data on the treatment of manure (pupuk kandang) on the growth of soybean plants in several different plots. The dependent variable for the experiment is ...
manure giving
sunlight and water
the weight of the soybean
germination speed
swath (luas petak)
Reaksi yang memanfaatkan energi untuk membangun molekul kompleks dari molekul yang lebih sederhana disebut … .
catabolic reactions
anabolic reactions
cell respiration
fermentation
exotermic reaction
Enzymes act as biocatalysts in the metabolism of living things. Therefore enzymes have the following properties, except ... .
the properties are the same as the properties of proteins in general
works both extracellular and intracellular
always requires acidic conditions
only works on certain suitable substrates (highly specific)
by enzymes, all chemical processes run faster
Enzyme increases the rate of reaction by lowering the activation energy.
True
False
The speed of the enzymatic reaction is influenced by several factors. The graph shows the relationship between reaction speed and acidity (pH). The exact statement is ... .
enzymes work well in acidic conditions
at the pH > 10, the enzyme still works fine
enzymes work optimally at high and low pH
different enzymes have different optimum pH
the action of enzymes is less affected by pH
Based on the reaction chart, number 1 is ...
glycolysis
oxidative decarboxylation
Krebs cycle
the electron transport chain
Based on the reaction chart, number 2 is ... .
glycolysis
oxidative decarboxilation
Krebs cycle
the electron transport chain
The process that release ATP is shown by the number ...
1 only
2 and 3
2 and 4
1 and 3
1 and 5
Where does the Krebs cycle take place?
mitochondrial matrix
intermembrane space of mitochondria
stroma of chloroplast
mitochondrial cristae
cytoplasm
How much ATP is produced from NADH?
1 ATP
2 ATP
3 ATP
4 ATP
5 ATP
How much ATP is produced from FADH2?
1 ATP
2 ATP
3 ATP
4 ATP
5 ATP
The energy source of photosynthesis is ... .
glucose catabolism
photon / light
water photolysis
chlorophyll
light reactions
What molecules provide electrons to photosystem II during the light reaction? Oxygen is the product of these molecule photolysis.
carbon dioxyde
glucose
RuBP
water
PGA
According to the chart, molecules X and Y are ...
CO2 and H2O
CO2 and PGAL
PGA and CO2
H2O and PGA
H2O and PGAL
The correct statement about light reaction and Calvin cycle is ... .
light reaction occurs in stroma; Calvin cycle in grana
light reaction uses chemical energy; Calvin cycle produces it
light reaction needs light indirectly; Calvin cycle needs it directly
light reaction produces ATP and NADPH; Calvin cycle uses it
light reaction uses CO2, Calvin cycle uses H2O
