What have varied life cycles?
Options:
- (A) bacteria
- (B) fungi
- (C) Variety.
- (D) Cycles.
- (E) plants
- (F) Plants.
- (G) insects
- (H) Life of air.
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Let's think first: Algae have varied life cycles. Some, such as the green algae, are plants. Some plants have varied life cycles.... So the answer is [(F)]

Which has specialized reproductive organs?
Options:
- (A) Clouds
- (B) Conifers
- (C) River
- (D) peachleaf willow
- (E) Venus flytrap
- (F) animals
- (G) mammals
- (H) Mountain
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Let's think first: Plants have specialized reproductive organs. Most people know that the Venus Flytrap is a carnivorous plant. The Venus Flytrap has specialized reproductive organs.... So the answer is [(E)]

How are plant cells around the vascular tissue created?
Options:
- (A) meiosis
- (B) metastasis
- (C) haleotosis
- (D) vegetation
- (E) shrub beds
- (F) made
- (G) homogenous
- (H) mitosis
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Let's think first: Secondary meristem is located within and around the vascular tissues. Plant cell types rise by mitosis from a meristem . Plant cells around the vascular tissues are created by mitosis.... So the answer is [(H)]

Sperm had to swim from male to female what for fertilization?
Options:
- (A) The flowers are pollinated
- (B) seed dispersal
- (C) that material's properties
- (D) produce offspring
- (E) Something coming from a gland
- (F) A compound that donates proton
- (G) metabolic reaction
- (H) Organs within the body.
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Let's think first: Sperm had to swim from male to female reproductive organs for fertilization. Within the body are the stomach and reproductive organs. Sperm had to swim from male to female organs within the body for fertilization.... So the answer is [(H)]

Feathers help what kind of animals fly and provide insulation?
Options:
- (A) preventing heat transfer
- (B) dragons
- (C) passenger pigeons
- (D) butterflies
- (E) animals in the class Aves
- (F) airplanes
- (G) it protects them
- (H) retaining heat
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Let's think first: Feathers help birds fly and provide insulation. Class Aves is for the birds, literally. Feathers help animals in the class Aves fly and give them insulation.... So the answer is [(E)]

Something more complex in eukaryotes than prokaryotes leads to what?
Options:
- (A) harm them
- (B) sweating
- (C) Growth
- (D) illness
- (E) fever
- (F) parasites
- (G) death
- (H) recycling
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Let's think first: Cell division is more complex in eukaryotes than prokaryotes. Cell division leads to the growth of cells in the population. Something that leads to growth is more complex in eukaryotes than prokaryotes.... So the answer is [(C)]